Define and discuss the per capita water footprint. Indicate the water uses this reflects and the % of each. Calculate the water footprint of the US and Canada from data. List and discuss methods to conserve water used in agriculture. Examine the 4 major irrigation techniques, view photos of each, examine the % efficiency of each. Discus reasons for the loss of water in each case. Introduce new techniques like hydroponic agriculture which will utilize 95% less water than traditional